PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/489
EIA plant 489
La Grange · Tuolumne · CA
Upper Dawson
Operated by Turlock Irrigation District
Published location
Where is Upper Dawson?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
37.650800, -120.470600
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Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 191 MWh |
| 2 | 428 MWh |
| 3 | 477 MWh |
| 4 | 932 MWh |
| 5 | 1,414 MWh |
| 6 | 1,706 MWh |
| 7 | 2,055 MWh |
| 8 | 1,499 MWh |
| 9 | 979 MWh |
| 10 | 1,015 MWh |
| 11 | -2 MWh |
| 12 | -2 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 1 | Conventional Hydroelectric | WAT | 4.4 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
489
Sector
Electric Utility
Water source
Upper Turlock Main Canal
Data edition
2024-final